Finding the Fourth Proportional to 16,181,735.43, 22,331,473.56 and 9,306,222.96
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Solution
The fourth proportional to 16,181,735.43, 22,331,473.56 and 9,306,222.96 is: 12,842,977.99
Step by Step Solution
- Step 1: Write the proportion equation
16,181,735.43 : 22,331,473.56 = 9,306,222.96 : x - Step 2: Convert to fraction form
16,181,735.43/22,331,473.56 = 9,306,222.96/x - Step 3: Cross multiply
16,181,735.43x = 22,331,473.56 × 9,306,222.96 - Step 4: Simplify right side
16,181,735.43x = 207,821,671,974,704.94 - Step 5: Solve for x
x = 207,821,671,974,704.94/16,181,735.43 - Step 6: Final answer
x = 12,842,977.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.